252888720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1381}}^1$

素因数の和:1513

約数の個数: 160

約数和(自身を含む): 904823040

約数和(自身を除く): 651934320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 109, 112, 120, 140, 168, 210, 218, 240, 280, 327, 336, 420, 436, 545, 560, 654, 763, 840, 872, 1090, 1308, 1381, 1526, 1635, 1680, 1744, 2180, 2289, 2616, 2762, 3052, 3270, 3815, 4143, 4360, 4578, 5232, 5524, 6104, 6540, 6905, 7630, 8286, 8720, 9156, 9667, 11048, 11445, 12208, 13080, 13810, 15260, 16572, 18312, 19334, 20715, 22096, 22890, 26160, 27620, 29001, 30520, 33144, 36624, 38668, 41430, 45780, 48335, 55240, 58002, 61040, 66288, 77336, 82860, 91560, 96670, 110480, 116004, 145005, 150529, 154672, 165720, 183120, 193340, 232008, 290010, 301058, 331440, 386680, 451587, 464016, 580020, 602116, 752645, 773360, 903174, 1053703, 1160040, 1204232, 1505290, 1806348, 2107406, 2257935, 2320080, 2408464, 3010580, 3161109, 3612696, 4214812, 4515870, 5268515, 6021160, 6322218, 7225392, 8429624, 9031740, 10537030, 12042320, 12644436, 15805545, 16859248, 18063480, 21074060, 25288872, 31611090, 36126960, 42148120, 50577744, 63222180, 84296240, 126444360, 252888720]

約数ペア:

[(1, 252888720), (2, 126444360), (3, 84296240), (4, 63222180), (5, 50577744), (6, 42148120), (7, 36126960), (8, 31611090), (10, 25288872), (12, 21074060), (14, 18063480), (15, 16859248), (16, 15805545), (20, 12644436), (21, 12042320), (24, 10537030), (28, 9031740), (30, 8429624), (35, 7225392), (40, 6322218), (42, 6021160), (48, 5268515), (56, 4515870), (60, 4214812), (70, 3612696), (80, 3161109), (84, 3010580), (105, 2408464), (109, 2320080), (112, 2257935), (120, 2107406), (140, 1806348), (168, 1505290), (210, 1204232), (218, 1160040), (240, 1053703), (280, 903174), (327, 773360), (336, 752645), (420, 602116), (436, 580020), (545, 464016), (560, 451587), (654, 386680), (763, 331440), (840, 301058), (872, 290010), (1090, 232008), (1308, 193340), (1381, 183120), (1526, 165720), (1635, 154672), (1680, 150529), (1744, 145005), (2180, 116004), (2289, 110480), (2616, 96670), (2762, 91560), (3052, 82860), (3270, 77336), (3815, 66288), (4143, 61040), (4360, 58002), (4578, 55240), (5232, 48335), (5524, 45780), (6104, 41430), (6540, 38668), (6905, 36624), (7630, 33144), (8286, 30520), (8720, 29001), (9156, 27620), (9667, 26160), (11048, 22890), (11445, 22096), (12208, 20715), (13080, 19334), (13810, 18312), (15260, 16572)]